Search the Insulator Patent Reference Library:

Build your search criteria. The patent must match all the values specified.
Select patent types: Utility   Design   Reissue
Patent number:
Date:
Year between: and
Patentee starting with:
City:
State:
Assigned To starting with:
Description containing:
Category:
Class:    Subclass:
Click Search when complete:
SELECT DISTINCT patent.*, YEAR(date) as year FROM patent WHERE (date >= '1857-00-00' AND date < '1858-00-00') ORDER BY date ASC, patent, type

Total of 2 patents found where: Year is 1857

View a patent by clicking on the patent number. You can sort by any of the columns by clicking on the column name.

T / S Patent Date Description Patentee Category Assigned To
 1857
U 18,606 November 10, 1857 Candlestick
Method of attaching a candle to a candlestick
SPRATT, James
Candlestick  
U 18,963 December 29, 1857 Improved Device for Attaching Lightning Rods
Lightning rod made of corrugated copper sheets and attached with iron spikes
ELLIOTT, J. B.
Lightning Rod  

Total of 0.00 seconds